TB2
Pl
P2
P3
LED1
JW3 ~4
TBl
I
Fl
I
R4
Figure 34
Power Charger Card
I I
JW2 JWl
Potentiometers
R4 = Trickle Charge Voltage Adjust.
R12 = High/Low Charge Rate Adjust.
Connectors and Connector Pins
Pl = 5-pin connector.
l
Pl-1 = OV during AC failure. Otherwise, +24V.
l
Pl-2 = +BATT (via 1 OK resistor).
l
Pl-3 = Normally +24V (OV indicates battery overvoltage condition).
l
Pl-4 = +24 OUTPUT (via 1 OK resistor).
l
Pl-5 = Normally +24V (OV indicates battery undervoltage condition).
l
Pl -6 = +24V OUTPUT (via 1 OK resistor).
P2 = 4-pin connector.
l
P2-1 = PMSO. Normally OV. +24V when trouble in PMS circuit.
l
P2-2 = COIL. Normally OV. +24V during brownout.
l
P2-3 = 24VDC COMMON.
l
P2-4 = Unused.
P3 = 3-pin connector.
l
P3-1 = PMSI. Normally OV. +24V when trouble in PMS circuit.
l
P3-2 = COIL. Normally OV, +24V during brownout.
l
P3-3 = 24VDC COMMON.
P4 = 2-pin connector. Connection for Manual High-Rate Switch.
57
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